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removed many php warnings and streamlined code

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This commit is contained in:
gustav_delius 2004-12-30 22:51:24 +00:00
parent 2502395fae
commit a62356fcdd
1 changed files with 55 additions and 89 deletions
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144
mod/quiz/preview.php
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@ -2,115 +2,78 @@
require_once("../../config.php");
require_once("lib.php");
require_once("$CFG->dirroot/files/mimetypes.php");
optional_variable($id); // question id
optional_variable($qtype);
optional_variable($category);
require_variable($id); // question id
optional_variable($quizid, 0);
if ($id) {
if (! $question = get_record("quiz_questions", "id", $id)) {
error("This question doesn't exist");
if (! $question = get_record("quiz_questions", "id", $id)) {
error("This question doesn't exist");
}
if (! $category = get_record("quiz_categories", "id", $question->category)) {
error("This question doesn't belong to a valid category!");
}
if ($quizid) {
if (! $quiz = get_record('quiz', 'id', $quizid)) {
error('Incorrect quiz id');
}
if (!empty($category)) {
$question->category = $category;
}
if (! $category = get_record("quiz_categories", "id", $question->category)) {
error("This question doesn't belong to a valid category!");
}
if (! $course = get_record("course", "id", $category->course)) {
error("This question category doesn't belong to a valid course!");
}
$qtype = $question->qtype;
} else if ($category) {
if (! $category = get_record("quiz_categories", "id", $category)) {
error("This wasn't a valid category!");
}
if (! $course = get_record("course", "id", $category->course)) {
error("This category doesn't belong to a valid course!");
}
$question->category = $category->id;
$question->qtype = $qtype;
} else {
error("Must specify question id or category");
// make fake quiz
$quiz->id = 0;
$quiz->course = $category->course;
$quiz->name = "";
$quiz->intro = "";
$quiz->timeopen = 0;
$quiz->timeclose = 0;
$quiz->attempts = $CFG->quiz_attempts;
$quiz->attemptonlast = $CFG->quiz_attemptonlast;
$quiz->feedback = $CFG->quiz_showfeedback;
$quiz->correctanswers = $CFG->quiz_showanswer;
$quiz->grademethod = $CFG->quiz_grademethod;
$quiz->review = $CFG->quiz_allowreview;
$quiz->shufflequestions = $CFG->quiz_shufflequestions;
$quiz->shuffleanswers = $CFG->quiz_shuffleanswers;
$quiz->questions = "$question->id";
$quiz->sumgrades = $question->defaultgrade;
$quiz->grade = $CFG->quiz_maximumgrade;
$quiz->timecreated = 0;
$quiz->timemodified = 0;
$quiz->timelimit = $CFG->quiz_timelimit;
$quiz->password = $CFG->quiz_password;
$quiz->subnet = $CFG->quiz_subnet;
$quiz->popup = $CFG->quiz_popup;
}
if (empty($qtype)) {
error("No question type was specified!");
} else if (!isset($QUIZ_QTYPES[$qtype])) {
error("Could not find specified question type");
$qtype = $question->qtype;
require_login();
if (!isteacher()) {
error('This page is for teachers only');
}
require_login($course->id);
if (!isteacheredit($course->id)) {
error("You can't modify these questions!");
if (!isteacher($category->course) and !$category->publish) {
error("You can't preview these questions!");
}
$strquizzes = get_string('modulenameplural', 'quiz');
$streditingquiz = get_string(isset($SESSION->modform->instance) ? "editingquiz" : "editquestions", "quiz");
$streditingquestion = get_string("editingquestion", "quiz");
print_header();
print_heading(get_string("previewquestion","quiz"));
if (empty($question->id)) {
$question->id = "";
}
if (empty($question->name)) {
$question->name = "";
}
if (empty($question->questiontext)) {
$question->questiontext = "";
}
if (empty($question->image)) {
$question->image = "";
}
if ($results && isset($results->details[$question->id])) {
$details = $results->details[$question->id];
} else {
$details = false;
}
if ($rawanswers = data_submitted()) {
$rawanswers = (array)$rawanswers;
$answers = array();
$feedbacks = array();
$qids = array();
$fraction = 0;
foreach ($rawanswers as $key => $value) { // Parse input for question->response
$postedId = quiz_extract_posted_id($key);
if ($id == $postedId) $question->response[$key] = trim($value);
}
print_simple_box_start("center", "90%");
//simulate quiz only for quiestion previews
class FakeQuiz {
var $correctanswers;
var $feedback;
var $grade;
function FakeQuiz() {
$this->correctanswers = 1;
$this->feedback = 1;
$this->grade = 1;
}
}
$question->maxgrade = 1; //this shouldn't be like that
$resultdetails = $QUIZ_QTYPES[$question->qtype]->grade_response($question, quiz_qtype_nameprefix($question));
$quiz = new FakeQuiz();
$question->maxgrade = 1;
$quiz->correctanswers=1;
$quiz->feedback=1;
$quiz->grade=1;
$QUIZ_QTYPES[$question->qtype]->print_question(1, $quiz, $question, true, $resultdetails);
print_simple_box_end();
@ -119,12 +82,13 @@ if ($rawanswers = data_submitted()) {
echo "<input type=\"button\" onClick=\"window.close()\" value=\"" . get_string("close", "quiz") . "\" /></p>\n";
} else { //show question list
echo "<form method=\"post\" action=\"preview.php\" $onsubmit>\n";
echo "<form method=\"post\" action=\"preview.php\">\n";
echo "<input type=\"hidden\" name=\"id\" value=\"$id\" />\n";
print_simple_box_start("center", "90%");
$nextquestionnumber = $QUIZ_QTYPES[$question->qtype]->print_question($nextquestionnumber, $quiz,
$question, $readonly, $resultdetails);
$readonly = false;
$resultdetails = NULL;
$QUIZ_QTYPES[$question->qtype]->print_question(1, $quiz, $question, $readonly, $resultdetails);
print_simple_box_end();
echo "<br />";
@ -135,4 +99,6 @@ if ($rawanswers = data_submitted()) {
echo "</form>";
}
print_footer();
?>